primary battery

简明释义

原电池;一次电池

英英释义

例句

1.The camera uses a primary battery that lasts for about 300 shots.

这款相机使用的一次电池大约可以拍摄300张照片。

2.The remote control requires a new primary battery.

这个遥控器需要一个新的一次电池。

3.When camping, I always carry extra primary batteries for my flashlight.

露营时，我总是带着额外的一次电池给我的手电筒。

4.Make sure to replace the primary battery in your smoke detector regularly.

确保定期更换烟雾探测器中的一次电池。

5.A primary battery is often used in toys and small devices.

在玩具和小型设备中，通常使用一次电池。

作文

In our daily lives, we rely heavily on various devices powered by batteries. Among these, the primary battery plays a crucial role. A primary battery is defined as a type of battery that is designed to be used until it is depleted and then discarded. Unlike rechargeable batteries, which can be reused multiple times, primary batteries are single-use and cannot be recharged. This characteristic makes them convenient for many applications, especially in devices that require a reliable power source without the need for frequent recharging.The most common types of primary batteries include alkaline batteries, zinc-carbon batteries, and lithium batteries. Alkaline batteries are widely used in household items such as remote controls, flashlights, and toys. Their long shelf life and ability to provide consistent power make them a popular choice for consumers. Zinc-carbon batteries, while less powerful than alkaline batteries, are often used in low-drain devices like clocks and remote controls. Lithium batteries, on the other hand, are known for their high energy density and are commonly found in cameras and other electronic devices that require a lightweight and compact power source.One of the significant advantages of using a primary battery is their convenience. They are readily available at most retail stores and come in various sizes to fit different devices. Additionally, they do not require any special charging equipment, making them ideal for emergency situations or when traveling. For instance, if you are camping and your flashlight runs out of power, having a few spare primary batteries on hand can quickly solve the problem without the need for a power outlet.However, there are also some disadvantages associated with primary batteries. Since they are single-use, they contribute to environmental waste. Discarded batteries can lead to pollution if not disposed of properly, as they contain harmful chemicals. Therefore, it is essential to recycle primary batteries whenever possible. Many communities have designated drop-off locations for battery recycling, and manufacturers are increasingly designing products with sustainability in mind.Moreover, the performance of primary batteries can vary based on temperature and usage. Extreme temperatures can affect their efficiency, causing them to drain faster than expected. It is important for consumers to be aware of these factors when choosing batteries for their devices. For instance, using a primary battery in a device that will be exposed to high temperatures may not yield the best results.In conclusion, primary batteries are an essential part of modern life, providing power to countless devices we use every day. While they offer convenience and ease of use, it is crucial to consider their environmental impact and proper disposal methods. As technology continues to advance, the development of more sustainable alternatives to primary batteries will be necessary to reduce waste and protect our planet. Understanding the role of primary batteries in our lives can help us make informed choices about energy consumption and environmental responsibility.

在我们的日常生活中，我们在很大程度上依赖各种由电池供电的设备。在这些设备中，一次性电池扮演着至关重要的角色。一次性电池被定义为一种电池，旨在使用直到耗尽然后丢弃。与可充电电池不同，一次性电池是一次性使用的，不能重新充电。这一特性使它们在许多应用中都很方便，尤其是在需要可靠电源而不需要频繁充电的设备中。最常见的几种一次性电池包括碱性电池、锌碳电池和锂电池。碱性电池广泛用于遥控器、手电筒和玩具等家用物品。它们的长保质期和提供一致电力的能力使其成为消费者的热门选择。锌碳电池虽然不如碱性电池强大，但通常用于低耗电设备，如时钟和遥控器。另一方面，锂电池以其高能量密度而闻名，通常用于相机和其他需要轻便且紧凑电源的电子设备中。使用一次性电池的一个显著优势是它们的便利性。它们在大多数零售店都有出售，并且有多种尺寸可供不同设备使用。此外，它们不需要任何特殊的充电设备，使其在紧急情况下或旅行时非常理想。例如，如果你在露营时手电筒没电了，手头有几块备用的一次性电池可以迅速解决问题，而无需寻找电源插座。然而，一次性电池也存在一些缺点。由于它们是一次性使用的，因此会造成环境废物。丢弃的电池如果没有妥善处理，会导致污染，因为它们含有有害化学物质。因此，尽可能回收一次性电池是至关重要的。许多社区设有专门的电池回收投放点，制造商也越来越多地设计出关注可持续性的产品。此外，一次性电池的性能可能会因温度和使用情况而异。极端温度会影响其效率，导致它们比预期更快耗尽。消费者在为设备选择电池时，了解这些因素是很重要的。例如，在将要暴露于高温的设备中使用一次性电池可能不会产生最佳效果。总之，一次性电池是现代生活的重要组成部分，为我们每天使用的无数设备提供电力。虽然它们提供便利和易用性，但考虑到它们对环境的影响和适当的处置方法至关重要。随着技术的不断进步，开发出更可持续的替代品以减少废物并保护我们的星球将是必要的。理解一次性电池在我们生活中的作用可以帮助我们在能源消耗和环境责任方面做出明智的选择。